ok malc27,by that no signal it sounds like the ps3 turned off,did you remove the usb yet and put the other lvl2diag.self on,make sure you remove the pup and the other lvl2diag,your in a bit of unknown territory here mate,but it sounds like your ok,this didnt happen to me,but i did the one i was doing blind because the bloody settings were set to hdmi and i was on a rgb connection and it worked
The flashing green light could be because it is still in service mode